Research the Audi A4 and learn about its generations, redesigns and notable features from each individual model year.
Audi A4 Models, Generations & Redesigns
Audi A4 years to avoid — most common problems
Audi of Smithtown 2020 Model Preview in St. James, NY
Audi A4 - Wikipedia
Audi Could Merge The A5 Sportback And The A4 Sedan In A Single Model
All AUDI A4 Models by Year (1994-Present) - Specs, Pictures & History - autoevolution
2020 Audi A4 First Drive, Car Reviews
Audi A4 allroad quattro
A Visual History of Audi's High-Performance RS Models